[#BloombergLP-ball-AsyncFileObserver-isPublicationThreadRunning]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/ball.adoc[ball]::xref:BloombergLP/ball/AsyncFileObserver.adoc[AsyncFileObserver]::isPublicationThreadRunning
:relfileprefix: ../../../
:mrdocs:

Return `true` if a publication thread is running, and `false` otherwise. Note that records received by the `publish` method will still be added to the record queue even if there is no publication thread running.

== Synopsis

Declared in `<ball_asyncfileobserver.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
isPublicationThreadRunning() const;
----


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